pep8 compliance fixes
pep8 compliance fixes

saurabhjn76/sympy,moble/sympy,skirpichev/omg,sahmed95/sympy,pbrady/sympy,meghana1995/sympy,abloomston/sympy,kumarkrishna/sympy,kevalds51/sympy,bukzor/sympy,asm666/sympy,wanglongqi/sympy,toolforger/sympy,Titan-C/sympy,pandeyadarsh/sympy,shikil/sympy,mcdaniel67/sympy,sahilshekhawat/sympy,jaimahajan1997/sympy,farhaanbukhsh/sympy,meghana1995/sympy,dqnykamp/sympy,pbrady/sympy,vipulroxx/sympy,ChristinaZografou/sympy,madan96/sympy,wyom/sympy,sunny94/temp,lindsayad/sympy,kaichogami/sympy,aktech/sympy,Mitchkoens/sympy,shikil/sympy,oliverlee/sympy,aktech/sympy,chaffra/sympy,chaffra/sympy,vipulroxx/sympy,souravsingh/sympy,wanglongqi/sympy,shipci/sympy,jerli/sympy,garvitr/sympy,liangjiaxing/sympy,sampadsaha5/sympy,wyom/sympy,debugger22/sympy,kumarkrishna/sympy,postvakje/sympy,drufat/sympy,AkademieOlympia/sympy,iamutkarshtiwari/sympy,shipci/sympy,ahhda/sympy,AunShiLord/sympy,oliverlee/sympy,atreyv/sympy,madan96/sympy,Gadal/sympy,Designist/sympy,hargup/sympy,moble/sympy,Curious72/sympy,kevalds51/sympy,mafiya69/sympy,Mitchkoens/sympy,jbbskinny/sympy,Arafatk/sympy,Shaswat27/sympy,maniteja123/sympy,bukzor/sympy,wyom/sympy,Gadal/sympy,jaimahajan1997/sympy,grevutiu-gabriel/sympy,atsao72/sympy,iamutkarshtiwari/sympy,souravsingh/sympy,sunny94/temp,kaushik94/sympy,ChristinaZografou/sympy,shipci/sympy,drufat/sympy,Davidjohnwilson/sympy,kaushik94/sympy,postvakje/sympy,Titan-C/sympy,asm666/sympy,mcdaniel67/sympy,atreyv/sympy,beni55/sympy,jamesblunt/sympy,sampadsaha5/sympy,ga7g08/sympy,ga7g08/sympy,cswiercz/sympy,ahhda/sympy,madan96/sympy,beni55/sympy,skidzo/sympy,wanglongqi/sympy,VaibhavAgarwalVA/sympy,MechCoder/sympy,Mitchkoens/sympy,emon10005/sympy,lindsayad/sympy,mafiya69/sympy,yashsharan/sympy,saurabhjn76/sympy,yashsharan/sympy,ahhda/sympy,MridulS/sympy,kaichogami/sympy,yukoba/sympy,liangjiaxing/sympy,emon10005/sympy,VaibhavAgarwalVA/sympy,MridulS/sympy,cccfran/sympy,rahuldan/sympy,liangjiaxing/sympy,grevutiu-gabriel/sympy,yukoba/sympy,Sumith1896/sympy,sunny94/temp,MridulS/sympy,postvakje/sympy,atsao72/sympy,iamutkarshtiwari/sympy,debugger22/sympy,souravsingh/sympy,moble/sympy,atsao72/sympy,skidzo/sympy,bukzor/sympy,pandeyadarsh/sympy,debugger22/sympy,dqnykamp/sympy,pandeyadarsh/sympy,MechCoder/sympy,asm666/sympy,Arafatk/sympy,pbrady/sympy,rahuldan/sympy,dqnykamp/sympy,jamesblunt/sympy,Davidjohnwilson/sympy,MechCoder/sympy,jbbskinny/sympy,ga7g08/sympy,AunShiLord/sympy,Vishluck/sympy,AunShiLord/sympy,abhiii5459/sympy,mcdaniel67/sympy,Arafatk/sympy,hargup/sympy,cccfran/sympy,jbbskinny/sympy,yukoba/sympy,cswiercz/sympy,AkademieOlympia/sympy,lindsayad/sympy,abloomston/sympy,kaichogami/sympy,emon10005/sympy,skidzo/sympy,saurabhjn76/sympy,beni55/sympy,abhiii5459/sympy,kaushik94/sympy,toolforger/sympy,sahilshekhawat/sympy,chaffra/sympy,Designist/sympy,vipulroxx/sympy,sahmed95/sympy,Davidjohnwilson/sympy,ChristinaZografou/sympy,jaimahajan1997/sympy,yashsharan/sympy,cccfran/sympy,diofant/diofant,farhaanbukhsh/sympy,garvitr/sympy,jamesblunt/sympy,Vishluck/sympy,abhiii5459/sympy,farhaanbukhsh/sympy,Curious72/sympy,sahilshekhawat/sympy,VaibhavAgarwalVA/sympy,maniteja123/sympy,aktech/sympy,drufat/sympy,Sumith1896/sympy,AkademieOlympia/sympy,oliverlee/sympy,Designist/sympy,meghana1995/sympy,Vishluck/sympy,Curious72/sympy,sahmed95/sympy,Titan-C/sympy,grevutiu-gabriel/sympy,Shaswat27/sympy,hargup/sympy,Gadal/sympy,rahuldan/sympy,garvitr/sympy,mafiya69/sympy,jerli/sympy,cswiercz/sympy,kevalds51/sympy,abloomston/sympy,Shaswat27/sympy,kumarkrishna/sympy,shikil/sympy,sampadsaha5/sympy,maniteja123/sympy,jerli/sympy,toolforger/sympy,Sumith1896/sympy,atreyv/sympy